<template>
	<view class="container">
		<view class="loading"></view>
	</view>
</template>

<script>
	export default {
		name:'loading'
	}
</script>

<style lang="scss">
	.container {
		position: relative;
		width: 100px;
		height: 100px;
		margin: 0 auto;

		.loading {
			width: 50px;
			height: 50px;
			margin: auto;
			position: absolute;
			left: 0;
			right: 0;
			top: 0;
			bottom: 0;

			&:before {
				content: "";
				width: 50px;
				height: 5px;
				background: #000;
				opacity: 0.1;
				position: absolute;
				top: 59px;
				left: 0;
				border-radius: 50%;
				animation: shadow 0.5s linear infinite;
			}

			&:after {
				content: "";
				width: 50px;
				height: 50px;
				background: #007BFF;
				animation: animate 0.5s linear infinite;
				position: absolute;
				top: 0;
				left: 0;
				border-radius: 3px;
			}
		}
	}

	@keyframes animate {
		17% {
			border-bottom-right-radius: 3px;
		}

		25% {
			transform: translateY(9px) rotate(22.5deg);
		}

		50% {
			transform: translateY(18px) scale(1, 0.9) rotate(45deg);
			border-bottom-right-radius: 40px;
		}

		75% {
			transform: translateY(9px) rotate(67.5deg);
		}

		100% {
			transform: translateY(0) rotate(90deg);
		}
	}

	@keyframes shadow {

		0%,
		100% {
			transform: scale(1, 1);
		}

		50% {
			transform: scale(1.2, 1);
		}
	}
</style>
